Document LTP0098 rev 2d
Planned Maintenance
An annual inspection and maintenance program is strongly recommended starting no later than one year after installation of the heat pump. In harsh environments or coastal areas a bi-annual inspection is recommended. See recommended inspection checklist.
WARNING
- Failure to heed the following may result in injury or death.
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Annual inspection and service must be performed by a qualified heat pump specialist in order to prevent physical injury or damage to equipment. For tasks requiring handling refrigerant, an HVAC license is required.
Recommended Inspection Checklist: |
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1. Clean Evaporator Coil |
2. Check Contactor Points |
3. Check Fan Capacitor Values |
4. Check Fan Blade Clearances |
5. Clean Heat Pump Cabinet |
6. Check Flow / Pressure Switch |
7. Apply Rust Inhibitors (As applicable) |
8. Verify / Check Air Flow Delta |
9. Verify / Check Water Flow Delta |
10. Check Fan Motor Amperage Draw |
11. Check and Clear Condensate Drains |
12. Check Compressor Capacitor Values |
13. Check Compressor Amperage Draw |
14. Check Internal Electrical Connections |
15. Check Operating Refrigerant Pressures (As Applicable) |
16. Check Ambient and Water Temperature Sensors |
17. Check Proper Line and Control Voltage to Unit |
18. Identify Insect and Rodent Issues with Unit |
19. Identify Environmental Conditions of Concern (Run-Off, Sprinklers, etc.) |
20. Perform Operating Orientation (As Applicable) |